vt.偶然听到；无意中听到；偷听；vi.无意中听到；偷听到； 变形： 过去式：overheard过去分词：overheard现在分词：overhearing第三人称单数：overhears 双语释义：v.(动词)vt. 偶然听到 hear (what others are saying) without their knowledge and by accident英英释义： overhear[ ,əuvə'hiə ]v.hear, usually without the knowledge of the